The 1.5m Regulator to Battery cable is used in conjunction with the SRC0003-B1 (Anderson Plug) or the SRC0003-B2 (Alligator Clamp), to provide a connection between the regulator and the battery under charge.. UV stabilized, 4mm2 twin shielded solar cable with MC4 solar connectors. Included in the SMK folding kit. Use with SRC0003-B1 or SRC0003-B2. .